M7350/kernel/sound/soc/msm/qdsp6v2/msm-dts-srs-tm-config.c

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2024-09-09 08:57:42 +00:00
/* Copyright (c) 2012-2014, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/err.h>
#include <linux/module.h>
#include <linux/bitops.h>
#include <linux/mutex.h>
#include <linux/atomic.h>
#include <linux/msm_audio_ion.h>
#include <sound/control.h>
#include <sound/q6adm-v2.h>
#include <sound/asound.h>
#include <sound/msm-dts-eagle.h>
#include "msm-dts-srs-tm-config.h"
#include "msm-pcm-routing-v2.h"
static int srs_port_id[AFE_MAX_PORTS] = {-1};
static int srs_copp_idx[AFE_MAX_PORTS] = {-1};
static union srs_trumedia_params_u msm_srs_trumedia_params;
static struct ion_client *ion_client;
static struct ion_handle *ion_handle;
static struct param_outband po;
static atomic_t ref_cnt;
#define ION_MEM_SIZE (8 * 1024)
static int set_port_id(int port_id, int copp_idx)
{
int index = adm_validate_and_get_port_index(port_id);
if (index < 0) {
pr_err("%s: Invalid port idx %d port_id %#x\n", __func__, index,
port_id);
return -EINVAL;
}
srs_port_id[index] = port_id;
srs_copp_idx[index] = copp_idx;
return 0;
}
static void msm_dts_srs_tm_send_params(__s32 port_id, __u32 techs)
{
__s32 index = adm_validate_and_get_port_index(port_id);
if (index < 0) {
pr_err("%s: Invalid port idx %d port_id 0x%x\n",
__func__, index, port_id);
return;
}
if ((srs_copp_idx[index] < 0) ||
(srs_copp_idx[index] >= MAX_COPPS_PER_PORT)) {
pr_debug("%s: send params called before copp open. so, caching\n",
__func__);
return;
}
pr_debug("SRS %s: called, port_id = %d, techs flags = %u\n",
__func__, port_id, techs);
/* force all if techs is set to 1 */
if (techs == 1)
techs = 0xFFFFFFFF;
if (techs & (1 << SRS_ID_WOWHD))
srs_trumedia_open(port_id, srs_copp_idx[index], SRS_ID_WOWHD,
(void *)&msm_srs_trumedia_params.srs_params.wowhd);
if (techs & (1 << SRS_ID_CSHP))
srs_trumedia_open(port_id, srs_copp_idx[index], SRS_ID_CSHP,
(void *)&msm_srs_trumedia_params.srs_params.cshp);
if (techs & (1 << SRS_ID_HPF))
srs_trumedia_open(port_id, srs_copp_idx[index], SRS_ID_HPF,
(void *)&msm_srs_trumedia_params.srs_params.hpf);
if (techs & (1 << SRS_ID_AEQ))
srs_trumedia_open(port_id, srs_copp_idx[index], SRS_ID_AEQ,
(void *)&msm_srs_trumedia_params.srs_params.aeq);
if (techs & (1 << SRS_ID_HL))
srs_trumedia_open(port_id, srs_copp_idx[index], SRS_ID_HL,
(void *)&msm_srs_trumedia_params.srs_params.hl);
if (techs & (1 << SRS_ID_GEQ))
srs_trumedia_open(port_id, srs_copp_idx[index], SRS_ID_GEQ,
(void *)&msm_srs_trumedia_params.srs_params.geq);
if (techs & (1 << SRS_ID_GLOBAL))
srs_trumedia_open(port_id, srs_copp_idx[index], SRS_ID_GLOBAL,
(void *)&msm_srs_trumedia_params.srs_params.global);
}
static int msm_dts_srs_trumedia_control_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
ucontrol->value.integer.value[0] = 0;
return 0;
}
static int msm_dts_srs_trumedia_control_set_(int port_id,
struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
__u16 offset, value, max = sizeof(msm_srs_trumedia_params) >> 1;
if (SRS_CMD_UPLOAD ==
(ucontrol->value.integer.value[0] & SRS_CMD_UPLOAD)) {
__u32 techs = ucontrol->value.integer.value[0] & 0xFF;
__s32 index = adm_validate_and_get_port_index(port_id);
if (index < 0) {
pr_err("%s: Invalid port idx %d port_id 0x%x\n",
__func__, index, port_id);
return -EINVAL;
}
pr_debug("SRS %s: send params request, flag = %u\n",
__func__, techs);
if (srs_port_id[index] >= 0 && techs)
msm_dts_srs_tm_send_params(port_id, techs);
return 0;
}
offset = (__u16)((ucontrol->value.integer.value[0] &
SRS_PARAM_OFFSET_MASK) >> 16);
value = (__u16)(ucontrol->value.integer.value[0] &
SRS_PARAM_VALUE_MASK);
if (offset < max) {
msm_srs_trumedia_params.raw_params[offset] = value;
pr_debug("SRS %s: index set... (max %d, requested %d, value 0x%X)\n",
__func__, max, offset, value);
} else {
pr_err("SRS %s: index out of bounds! (max %d, requested %d)\n",
__func__, max, offset);
}
return 0;
}
static int msm_dts_srs_trumedia_control_set(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
int ret, port_id;
pr_debug("SRS control normal called\n");
msm_pcm_routing_acquire_lock();
port_id = SLIMBUS_0_RX;
ret = msm_dts_srs_trumedia_control_set_(port_id, kcontrol, ucontrol);
msm_pcm_routing_release_lock();
return ret;
}
static int msm_dts_srs_trumedia_control_i2s_set(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
int ret, port_id;
pr_debug("SRS control I2S called\n");
msm_pcm_routing_acquire_lock();
port_id = PRIMARY_I2S_RX;
ret = msm_dts_srs_trumedia_control_set_(port_id, kcontrol, ucontrol);
msm_pcm_routing_release_lock();
return ret;
}
static int msm_dts_srs_trumedia_control_mi2s_set(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
int ret, port_id;
pr_debug("SRS control MI2S called\n");
msm_pcm_routing_acquire_lock();
port_id = AFE_PORT_ID_PRIMARY_MI2S_RX;
ret = msm_dts_srs_trumedia_control_set_(port_id, kcontrol, ucontrol);
msm_pcm_routing_release_lock();
return ret;
}
static int msm_dts_srs_trumedia_control_hdmi_set(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
int ret, port_id;
pr_debug("SRS control HDMI called\n");
msm_pcm_routing_acquire_lock();
port_id = HDMI_RX;
ret = msm_dts_srs_trumedia_control_set_(port_id, kcontrol, ucontrol);
msm_pcm_routing_release_lock();
return ret;
}
static const struct snd_kcontrol_new lpa_srs_trumedia_controls[] = {
{.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "SRS TruMedia",
.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |
SNDRV_CTL_ELEM_ACCESS_READWRITE,
.info = snd_soc_info_volsw,
.get = msm_dts_srs_trumedia_control_get,
.put = msm_dts_srs_trumedia_control_set,
.private_value = ((unsigned long)&(struct soc_mixer_control)
{.reg = SND_SOC_NOPM,
.rreg = SND_SOC_NOPM,
.shift = 0,
.rshift = 0,
.max = 0xFFFFFFFF,
.platform_max = 0xFFFFFFFF,
.invert = 0
})
}
};
static const struct snd_kcontrol_new lpa_srs_trumedia_controls_hdmi[] = {
{.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "SRS TruMedia HDMI",
.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |
SNDRV_CTL_ELEM_ACCESS_READWRITE,
.info = snd_soc_info_volsw,
.get = msm_dts_srs_trumedia_control_get,
.put = msm_dts_srs_trumedia_control_hdmi_set,
.private_value = ((unsigned long)&(struct soc_mixer_control)
{.reg = SND_SOC_NOPM,
.rreg = SND_SOC_NOPM,
.shift = 0,
.rshift = 0,
.max = 0xFFFFFFFF,
.platform_max = 0xFFFFFFFF,
.invert = 0
})
}
};
static const struct snd_kcontrol_new lpa_srs_trumedia_controls_i2s[] = {
{.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "SRS TruMedia I2S",
.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |
SNDRV_CTL_ELEM_ACCESS_READWRITE,
.info = snd_soc_info_volsw,
.get = msm_dts_srs_trumedia_control_get,
.put = msm_dts_srs_trumedia_control_i2s_set,
.private_value = ((unsigned long)&(struct soc_mixer_control)
{.reg = SND_SOC_NOPM,
.rreg = SND_SOC_NOPM,
.shift = 0,
.rshift = 0,
.max = 0xFFFFFFFF,
.platform_max = 0xFFFFFFFF,
.invert = 0
})
}
};
static const struct snd_kcontrol_new lpa_srs_trumedia_controls_mi2s[] = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "SRS TruMedia MI2S",
.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |
SNDRV_CTL_ELEM_ACCESS_READWRITE,
.info = snd_soc_info_volsw,
.get = msm_dts_srs_trumedia_control_get,
.put = msm_dts_srs_trumedia_control_mi2s_set,
.private_value = ((unsigned long)&(struct soc_mixer_control)
{
.reg = SND_SOC_NOPM,
.rreg = SND_SOC_NOPM,
.shift = 0,
.rshift = 0,
.max = 0xFFFFFFFF,
.platform_max = 0xFFFFFFFF,
.invert = 0
})
}
};
void msm_dts_srs_tm_add_controls(struct snd_soc_platform *platform)
{
snd_soc_add_platform_controls(platform,
lpa_srs_trumedia_controls,
ARRAY_SIZE(lpa_srs_trumedia_controls));
snd_soc_add_platform_controls(platform,
lpa_srs_trumedia_controls_hdmi,
ARRAY_SIZE(lpa_srs_trumedia_controls_hdmi));
snd_soc_add_platform_controls(platform,
lpa_srs_trumedia_controls_i2s,
ARRAY_SIZE(lpa_srs_trumedia_controls_i2s));
snd_soc_add_platform_controls(platform,
lpa_srs_trumedia_controls_mi2s,
ARRAY_SIZE(lpa_srs_trumedia_controls_mi2s));
}
static int reg_ion_mem(void)
{
int rc;
rc = msm_audio_ion_alloc("SRS_TRUMEDIA", &ion_client, &ion_handle,
ION_MEM_SIZE, &po.paddr, (size_t *)&po.size,
&po.kvaddr);
if (rc != 0)
pr_err("%s: failed to allocate memory.\n", __func__);
pr_debug("%s: exited ion_client = %p, ion_handle = %p, phys_addr = %lu, length = %d, vaddr = %p, rc = 0x%x\n",
__func__, ion_client, ion_handle, (long)po.paddr,
(unsigned int)po.size, po.kvaddr, rc);
return rc;
}
void msm_dts_srs_tm_ion_memmap(struct param_outband *po_)
{
if (po.kvaddr == NULL) {
pr_debug("%s: callingreg_ion_mem()\n", __func__);
reg_ion_mem();
}
po_->size = ION_MEM_SIZE;
po_->kvaddr = po.kvaddr;
po_->paddr = po.paddr;
}
static void unreg_ion_mem(void)
{
msm_audio_ion_free(ion_client, ion_handle);
po.kvaddr = NULL;
po.paddr = 0;
po.size = 0;
}
void msm_dts_srs_tm_deinit(int port_id)
{
set_port_id(port_id, -1);
atomic_dec(&ref_cnt);
if (po.kvaddr != NULL) {
if (!atomic_read(&ref_cnt)) {
pr_debug("%s: calling unreg_ion_mem()\n", __func__);
unreg_ion_mem();
}
}
return;
}
void msm_dts_srs_tm_init(int port_id, int copp_idx)
{
int cur_ref_cnt = 0;
if (set_port_id(port_id, copp_idx) < 0) {
pr_err("%s: Invalid port_id: %d\n", __func__, port_id);
return;
}
cur_ref_cnt = atomic_read(&ref_cnt);
atomic_inc(&ref_cnt);
if (!cur_ref_cnt && po.kvaddr == NULL) {
pr_debug("%s: calling reg_ion_mem()\n", __func__);
if (reg_ion_mem() != 0) {
atomic_dec(&ref_cnt);
po.kvaddr = NULL;
return;
}
}
msm_dts_srs_tm_send_params(port_id, 1);
return;
}